Five people were killed, including four children, and a few others were injured in a devastating fire overnight in northeast Baltimore. Jennifer Franciotti reports on that and also gives an update on another blaze that injured three firefighters in southeast Baltimore.

An Iranian military observation aircraft flew within 50 yards of an armed U.S. Navy helicopter over the Persian Gulf this month, sparking concern that top Iranian commanders might not be in full control of local forces, CNN has learned.